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Chapter 3 Preparing Clips in the Viewer
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Click the Motion tab again. Beside each parameter appears a keyframe graph area that 3
represents the duration of the clip. You can add keyframes to this keyframe graph area
to change specic parameter settings over time.
With the Viewer active, press Home to position the playhead at the beginning of the clip 4
in the keyframe graph area, then click the Opacity keyframe button to add a keyframe.
Opacity keyframe button
Keyframe graph area
Press the Right Arrow key 15 times to move the playhead ahead 15 frames to where 5
text should be completely visible. Click the Opacity keyframe button again to add a
second keyframe. Drag the clip’s Opacity slider to 100. Your keyframe graph area should
look similar to this:
The opacity increases here.
Click the Video tab in the Viewer and play the clip to see the text appear over time. 6
You can also set the clip to disappear by setting two more keyframes.